Stunix #420.95 - FusionDex

Onix - Pokemon Diamond, Pearl and Platinum Guide - IGN

Let's Play Pokemon: Platinum - Part 26 - Onix & Mt. Coronet

Pokémon Luminescent Platinum Day 7 [Blind Playthrough]

Curse Onix is the best strat vs Roark in Renegade Platinum and you can not convince me otherwise. : r/nuzlocke

Does Onix evolve into Steelix? - Quora

Pokémon Dazzling Platinum/Pokémon Teams, Fantendo - Game Ideas & More

Onix - Pokedex Guide - IGN

Crystal Onix Anyone? Shiny Onix Pokemon Reborn

onix, geodude, roark, and cranidos (pokemon and 1 more) drawn by star_light

Oneon #95.290 - FusionDex